integer i = 0
loop
exitwhen i == 2*wave
unit u = CreateUnit(Player(PLAYER_NEUTRAL_AGGRESSIVE),'h001',GetRandomReal(GetRectMinX(gg_rct_MobCr),GetRectMaxX(gg_rct_MobCr)),GetRandomReal(GetRect  MinY(gg_rct_MobCr),GetRectMaxY(gg_rct_MobCr)),270.)
i++
endloop

library ParticularCreator {
    include "cj_types_priv.j";

    private function interface callback_t takes nothing returns nothing;

    struct ParticularCreator {
        private timer t = CreateTimer();
        private group g = CreateGroup();
        private int port = 1, count;
        int ID;
        real X, Y, Period;
        player Owner;
        callback_t onEnd;

        void destroy() {
            PauseTimer(.t);
            DestroyTimer(.t);
            DestroyGroup(.g);
            .deallocate();
        }

        int operator Portion() {
            return port;
        }

        void operator Portion=(int value) {
            if value > 0 { port = value; }
        }

        void Start(int count) {
            if TimerGetRemaining(.t) <= .0 {
                .count = count;
                TimerStart(.t, .Period, true, \
                    lambda void() {
                        handle h = GetExpiredTimer();
                        thistype a = 1;
                        whilenot h == a.t { a++; }
                        int i = 1;
                        for (unit u) {
                            u = CreateUnit(a.Owner, a.ID, a.X, a.Y, GetRandomReal(.0, 360.));
                            ShowUnit(u, false);
                            GroupAddUnit(a.g, u);
                            exitwhen i == a.port;
                            i++;
                        }
                        a.count -= a.port;
                        if a.count <= 0 {
                            PauseTimer(a.t);
                            unit u;
                            loop {
                    u = FirstOfGroup(a.g);
                    exitwhen u == null;
                    GroupRemoveUnit(a.g, u);
                    ShowUnit(u, true);
                            }
                            a.onEnd();
                        }
                    }
                );
            }
        }
    };
}

//Очень простой пример использования. Не нужно его копировать, лучше написать свой!
scope test {
    private ParticularCreator pc;
    
    private void onEnd() {
        real x = GetRectCenterX(gg_rct_Target), y = GetRectCenterY(gg_rct_Target);
        for (unit u; UnitsInRect(gg_rct_Spawn)) {
            IssuePointOrderById(u, order_move, x, y);
        }
        BJDebugMsg("Волна создана");
        pc.destroy();
    }
    
    void test() {
        pc = ParticularCreator.create();
        pc.ID = 'hfoo';
        pc.X = GetRectCenterX(gg_rct_Spawn);
        pc.Y = GetRectCenterY(gg_rct_Spawn);
        pc.Portion = 10;
        pc.Period = .25;
        pc.Owner = Player(12);
        pc.onEnd = onEnd;
        pc.Start(40);
    }
}